warning LEXUS LS500 2018 Workshop Manual

852-1. Instrument cluster
LS500_OM_OM50F54U_(U) 2
Vehicle status information and indicators ■
Enabling/disabling the head-up dis-
play
Press the HUD switch.
■
Changing settings of the head-up
display
The following settings can be changed
on of the multi-information display.
( → P.468)
 Brightness and vertical position of
the head-up display Select to adjust the brightness or vertical
position of the head-up display.
 Tachometer/Eco Driving Indicator Select to display the tachometer, Eco Driv-
ing Indicator or no content.
 Display content Select to enable/dis able the following
items:
• Route guidance to destination/street
name
• Driving support system display *
• Compass (heading-up display)
• Audio system operation status *
: Make sure to enable this display when
using the driving support systems
 Display angle Select to adjust the angle of the head-up
display. ■
Enabling/disabling of the head-up dis-
play
If the head-up display is disabled, it will
remain disabled when the engine switch is
turned off then back to IGNITION ON
mode. ■
Display brightness
The brightness of the head-up display can
be adjusted on of the multi-information
display. Also, it is automatically adjusted
according to the ambient brightness. ■
Head-up display automatic position
adjustment
If the display position is recorded into mem-
ory, the head-up display will be automati-
cally adjusted to th e desired position.
( → P.127) ■
When the battery is disconnected
The customize settings of the head-up dis-
play will be reset.Using the head-up display
WARNING■
Caution for changing settings of the
head-up display
As the engine needs to be running while
changing the settings of the head-up dis-
play, ensure that the vehicle is parked in a
place with adequate ventilation. In a
closed area such as a garage, exhaust
gases including harmful carbon monox-
ide (CO) may collect and enter the vehi-
cle. This may lead to death or a serious
health hazard.
NOTICE
■
When changing the settings of the
head-up display
To prevent battery discharge, ensure that
the engine is running while the changing
the settings of the head-up display.

86 2-1. Instrument cluster
LS500_OM_OM50F54U_(U) Displays the operational status of the
following systems:
 LTA (Lane Tracing Assist) (if
equipped) ( → P.221)
 LKA (Lane-Keeping Assist) (if
equipped) ( → P.231)
 Dynamic radar cruise control with
full-speed range ( → P.241)Details of content displayed on the
head-up display may differ from that dis-
played on the multi-information display. For
details, refer to the explanation of each sys-
tem.
Pop-up displays for the following sys-
tems will be displayed when necessary. ■
Driving support systems
Displays a warning/suggestion/advice
message or the operating state of a rel-
evant system.
 PCS (Pre-Collision System)
( → P.200, 210)
 FCTA (Front Cross Traffic Alert) (if
equipped) ( → P.218)
 Intuitive parking assist (if equipped)
( → P.257)
 Parking Support Brake function (for
static objects) (if equipped)
( → P.277)
 Brake Override System ( → P.151)
 Drive-Start Control ( → P.151)
Details of content displayed on the head-up display may differ from that dis-
played on the multi-information display. For
details, refer to the explanation of each sys-
tem. ■
/ icons
These icons are linked to the
multi-information display
: Master warning icon Displayed when a warn ing message is dis-
played on the multi-information display.
( → P.428)
: Information icon Displayed when a suggestion pop-up dis-
play ( → P.82) or advice pop-up display is
displayed on the multi-information display. ■
Warning message
Some warning messages are displayed
when necessary, according to certain
conditions. Details of content displayed on the
head-up display may differ from that dis-
played on the multi-information display. ■
Audio system operation status
Displayed when an audio remote con-
trol switch on the steering wheel is
operated. ■
Hands-free system status
Displayed when the hands-free system
is operated. ■
When a pop-up display is displayed
When a pop-up display is displayed, a cur-
rent display may no long er be displayed. In
this case, the display will return after the
pop-up display disappears.Driving support system display
area
Pop-up display

973-2. Opening, closing and locking the doors and trunk
LS500_OM_OM50F54U_(U) 3
Before driving
To prevent unintended triggering of the
alarm, unlock the doors using the wireless
remote control and open and close a door
once after the settings have been changed.
(If a door is not opened within 60 seconds
after is pressed, the doors will be
locked again and the alarm will automati-
cally be set.)
In a case that the alarm is triggered, imme-
diately stop the alarm. ( → P.60)■
Impact detection door lock release sys-
tem
In the event that the vehicle is subject to a
strong impact, all the doors are unlocked.
Depending on the force of the impact or the
type of accident, however, the system may
not operate.
■
Operation signals
A buzzer sounds and the emergency flash-
ers flash to indicate that the doors have
been locked/unlocked. (Locked: once;
Unlocked: twice)
A buzzer sounds to indicate that the win-
dows and moon roof or panoramic moon
roof are operating.
■
Security feature
If a door is not opened within approximately 60 seconds after the vehicle is unlocked,
the security feature automatically locks the
vehicle again. ■
When the doors cannot be locked by the
lock sensor on the upper part of the
door handle
When the doors cannot be locked even if
the lock sensor on the surface of the door
handle is touched by a finger, touch the lock
sensor with the palm.
If you are wearing gloves, remove them.
■
Open door warning buzzer
If an attempt to lock the doors is made when
a door is not fully closed, a buzzer sounds
continuously for 5 seconds. Fully close the
door to stop the buzzer, and lock the vehi-
cle once more. ■
Setting the alarm
Locking the doors will set the alarm system.
( → P.60) ■
Conditions affecting the operation of
the smart access system with push-but-
ton start or wireless remote control
→ P.108 ■
If the smart access system with
push-button start or the wireless remote
control does not operate properly
Use the mechanical key to lock and unlock
the doors. ( → P.436)
Replace the key battery with a new one if it
is depleted. ( → P.403)
■
If the battery is discharged
The doors cannot be locked and unlocked
using the smart access system with
push-button start or wireless remote con-
trol. Lock or unlock the doors using the
mechanical key. ( → P.436)Multi-information
display/Beep Unlocking function
Exterior: Beeps 3
times
Interior: Pings once Holding the driver’s
door handle unlocks
only the driver’s
door.
Holding any of the
passenger door
handles unlocks all
the doors.
Exterior: Beeps
twice
Interior: Pings once Holding a door han-
dle unlocks all the
doors.

98 3-2. Opening, closing and locking the doors and trunk
LS500_OM_OM50F54U_(U) ■
Customization
Some functions can be customized.
( → P.468) ■
Door lock switches (to
lock/unlock)
1 Locks all the doors
2 Unlocks all the doors ■
Inside lock buttons (to lock)
Push down the inside lock button to
lock the door.
■
Inside door handles (to unlock) 
For the front doors
Pull the handle to unlock and open the
door. When the door is unlo cked, the inside lock
button will pop up. 
For the rear doors
Pull the handle to unlock the door. Pull
the handle a second time to open the
door.WARNING■
To prevent an accident
Observe the following precautions while
driving the vehicle.
Failure to do so may result in a door
opening and an occupant throwing out of
the vehicle, resulting in death or serious
injury. ●
Ensure that all doors are properly
closed and locked.●
Do not pull the inside handle of the
doors while driving.
Be especially careful for the front doors,
as the doors may be opened even if the
inside lock buttons are in locked position. ●
Set the rear door ch ild-protector locks
when children are seated in the rear
seats.■
When opening or closing a door
Check the surroundings of the vehicle
such as whether the vehicle is on an
incline, whether ther e is enough space
for a door to open and whether a strong
wind is blowing. When opening or clos-
ing the door, hold the door handle tightly
to prepare for any unpredictable move-
ment.
■
Vehicle height co ntrol precautions
(vehicles with electronically modu-
lated air suspension)
In the following situations, make sure to
check the safety of the area around the
vehicle, as the vehicle height may change
and part of someone’s body may be
caught in the vehicle, possibly causing
injury or the vehicle may be damaged.
●
When opening a door
●
When unlocking the doors using the
smart access system with push-button
start Unlocking and locking the doors
from the inside

993-2. Opening, closing and locking the doors and trunk
LS500_OM_OM50F54U_(U) 3
Before driving When the door is unlocked, the inside lock
button will pop up.
■
Locking the front doors from the outside
without a key
1 Push down the inside lock button.
2 Close the door.
The door cannot be locked if the engine
switch is in ACCESSORY or IGNITION
ON mode, or the electronic key is left
inside the vehicle. However, the key may not
be detected correctly and the door may be
locked. ■
Door closer (if equipped)
In the event that a door is left slightly open,
the door closer will automatically close it to
the fully closed position. ●
The door closer will operate regardless
of the engine switch mode.●
The door closer will not function if the
door has been clos ed while pulling the
inside or outside door handle.●
The door can be opened by pulling the
inside or outside door handle, even when
the door closer is operating (except
when the lock button is in the lock posi-
tion or the child-protector lock is set).
●
A motor sound may be heard for several
seconds after the door closer closes the
door. This does not indicate a malfunc-
tion.
■
Open door warning buzzer
If a door or the trunk is not fully closed, a
buzzer will sound when the vehicle speed
reaches 3 mph (5 km/h).
The open door(s) or trunk is indicated on
the multi-information display. The door cannot be opened from
inside the vehicle when the lock is set. WARNING■
Door closer (if equipped)
In the event that a d oor is left slightly
open, the door closer will automatically
close it to the fully closed position. It
takes several second s before the door
easy closer begins to operate.
If the child-protector lock is set, the door
closer will not stop during operation even
if an attempt is made to open the door
from inside the vehicle. Be careful not to
catch fingers or anything else in the door.
Failure to do so may result in serious
injury.
NOTICE■
To prevent door closer malfunction (if
equipped)
Do not frequently repeat opening and
closing of doors, or apply excessive force
to a door while the door closer is operat-
ing.
Rear door child-protector lock

100 3-2. Opening, closing and locking the doors and trunk
LS500_OM_OM50F54U_(U) 1 Unlock
2 LockThese locks can be set to prevent children
from opening the rear doors. Push down
on each rear door switch to lock both rear
doors.
The following functions can be set or
canceled: For instructions on customizing, refer to
P.468.
Automatic door locking and
unlocking systems Function Operation
Speed linked
door locking
function All doors are automati-
cally locked when vehi-
cle speed is
approximately 12 mph
(20 km/h) or higher.
Shift position
linked door lock-
ing function All doors are automati-
cally locked when the
shift position is shifted
to a position other than
P.
Shift position
linked door
unlocking func-
tion All doors are automati-
cally unlocked when
the shift position is
shifted to P.
Driver’s door
linked door
unlocking func-
tion All doors are automati-
cally unlocked when
driver’s door is opened
within approximately
45 seconds after turn-
ing the engine switch
off. Trunk The trunk can be opened using the
trunk opener switch, entry function
or wireless remote control.
If the vehicle is equipped with a
power trunk opener and closer, the
trunk can be closed using the trunk
closer. WARNING
Observe the following precautions.
Failure to do so may result in death or
serious injury. ■
Before driving ●
Make sure that the trunk lid is fully
closed. If the trunk lid is not fully
closed, it may open unexpectedly
while driving and hit near-by objects or
luggage in the trunk may be thrown
out, causing an accident. ●
Do not allow children to play in the
trunk.
If a child is accident ally locked in the
trunk, they could suffer from heat
exhaustion, suffocation or other inju-
ries.
●
Do not allow a child to open or close
the trunk lid.
Doing so may cause the trunk lid to
open unexpectedly, or cause the
child’s hands, head, or neck to be
caught by the closing trunk lid.
■
Important points while driving
Never let anyone sit in the trunk. In the
event of sudden braking or a collision,
they are susceptible to death or serious
injury.
■
Using the trunk
Observe the following precautions.
Failure to do so may cause parts of the
body to be caught, resulting in serious
injury.

1013-2. Opening, closing and locking the doors and trunk
LS500_OM_OM50F54U_(U) 3
Before driving WARNING●
Remove any heavy loads, such as snow
and ice, from the trunk lid before
opening it. Failure to do so may cause
the trunk lid to suddenly shut again
after it is opened.●
When opening or closing the trunk lid,
thoroughly check to make sure the
surrounding area is safe.●
If anyone is in the vicinity, make sure
they are safe and let them know that
the trunk is about to open or close.●
Use caution when opening or closing
the trunk lid in windy weather as it may
move abruptly in strong wind.●
The trunk lid may sudden ly shut if it is
not opened fully. It is more difficult to
open or close the trunk lid on an
incline than on a level surface, so
beware of the trunk lid unexpectedly
opening or closing by itself. Make sure
that the trunk lid is fully open and
secure before using the trunk.
●
When closing the trunk lid, take extra
care to prevent your fingers etc. from
being caught. ●
When closing the trunk lid, make sure
to press it lightly on its outer surface. If
the trunk handle is used to fully close
the trunk lid, it may result in hands or
arms being caught. ●
Do not attach any accessories other
than genuine Lexus parts to the trunk
lid. Such additional weight on the trunk
lid may cause the lid to suddenly shut
again after it is opened. ■
Trunk easy closer
In the event that the trun k lid is left slightly
open, the trunk easy closer will automati-
cally close it to the fully closed position. It
takes several second s before the trunk
easy closer begins to operate. Be careful
not to catch fingers or anything else in
the trunk lid, as this may cause bone frac-
tures or other serious injuries.
■
Power trunk opener and closer (if
equipped)
Observe the following precautions when
operating the power trunk opener and
closer.
Failure to do so may cause serious injury.
●
Check the safety of the surrounding
area to make sure there are no obsta-
cles or anything that could cause any
of your belongings to get caught.
●
If anyone is in the vicinity, make sure
they are safe and let them know that
the trunk is about to open or close.
●
If the trunk closer switch is pressed
while the trunk lid is opening during
automatic operation, the trunk lid
stops opening. Take extra care when
on an incline, as the trunk lid may open
or close suddenly.

102 3-2. Opening, closing and locking the doors and trunk
LS500_OM_OM50F54U_(U) ■
Trunk opener switch
Press the trunk opener switch. If the vehicle is equipped with a power
trunk opener and closer, the trunk lid will
fully open.WARNING●
On an incline, the trunk lid may sud-
denly shut after it opens automatically.
Make sure the trunk lid is fully open
and secure before using the trunk.●
In the following situations, the power
trunk opener and closer may detect an
abnormality and automatic operation
may be stopped. In this case, the trunk
lid has to be operated manually. Take
extra care in this situation, as the
stopped trunk lid ma y suddenly shut,
causing an accident.
• When the trunk lid contacts an obsta-
cle
• When the battery voltage suddenly
drops, such as when the engine switch
is turned to IGNITION ON mode or
the engine is started during automatic
operation●
Do not attach any accessories other
than genuine Lexus parts to the trunk
lid. The power trunk opener and closer
may not operate, caus ing itself to mal-
function, or the trun k lid may suddenly
shut again after it is opened.■
Hands Free Power Trunk Lid (if
equipped)
Observe the following precautions.
Failure to do so may cause serious injury.
●
Exhaust gasses cause the exhaust
pipes to become quite hot. When
operating the Hands Free Power Trunk
Lid, be careful not to touch the exhaust
pipe.
●
Do not operate the Hands Free Power
Trunk Lid if there is little space under
the rear bumper.
■
Jam protection function
Observe the following precautions.
Failure to do so may cause serious injury.
●
Never use any part of your body to
intentionally activate the jam protec-
tion function. ●
The jam protection function may not
work if something gets caught just
before the trunk lid fully closes. Be
careful not to catch fingers or anything
else in the trunk lid. ●
The jam protection function may not
work depending on the shape of the
object that is caught. Be careful not to
catch fingers or anything else.
NOTICE■
To prevent trunk easy closer malfunc-
tions
Do not apply force to the trunk lid while
the trunk easy closer is operating. ■
To prevent damage to the power
trunk opener and closer (vehicles
with power trunk opener and closer) ●
Make sure that there is no luggage or
snow on the trunk lid before operating
the power trunk opener and closer. In
addition, make sure that there is no ice
between the trunk lid and frame that
prevents movement of the trunk lid.
Operating the power trunk opener
and closer when excessive load is
present on the trunk lid may cause a
malfunction.
●
Do not apply excessive force to the
trunk lid while the power trunk opener
and closer is operating.
Opening/closing the trunk

106 3-2. Opening, closing and locking the doors and trunk
LS500_OM_OM50F54U_(U) with a foot when operating the Hands Free
Power Trunk Lid.
If the rear bumper has been touched for a
while, wait for a short time before attempt-
ing to operate the Hands Free Power Trunk
Lid again.
• When an external radio wave source
interferes with the communication
between the electronic key and the vehi-
cle ( → P.108)
• When the vehicle is parked near an elec-
trical noise source which affects the sen-
sitivity of the Hands Free Power Trunk Lid,
such as a pay parking spot, gas station,
electrically heated road, or fluorescent
light
• When the vehicle is near a TV tower,
electric power plant, radio station, large
display, airport or other facility that gen-
erates strong radio waves or electrical
noise
• When a large amount of water is applied
to the rear bumper, such as when the
vehicle is being washed or in heavy rain
• When mud, snow, ice, etc. is attached to
the rear bumper
• When the vehicle has been parked for a
while near objects that may move under
the rear bumper, such as grass
• When an accessory is installed to the rear
bumper
Make sure to disable the Hands Free
Power Trunk Lid (kick sensor) if an acces-
sory is installed to the rear bumper.
●
The Hands Free Power Trunk Lid will not
operate in the following situations:
• When an electronic key is not carried
• When an electronic key is not within the
effective range (detection area)
■
Open door warning buzzer
→ P.99
■
Customization
Some functions can be customized.
( → P.468)
The trunk opener switch can be tem- porarily disabled to protect luggage
stored in the trunk against theft.
Turn the main switch in the glove box
off to disable the trunk opener.
On
Off The trunk lid cannot be opened even with
the wireless remote control, entry function
or Hands Free Power Trunk Lid.
■
When leaving a key to the vehicle with a
parking attendant
→ P.95
Luggage security system A
B

1073-2. Opening, closing and locking the doors and trunk
LS500_OM_OM50F54U_(U) 3
Before driving ■
Antenna location
Antennas outside the cabin
Antennas inside the cabin
Antenna inside the trunk
Antenna outside the trunk ■
Effective range (areas within which the
electronic key is detected)
When locking or unlocking the doors
The system can be operated when the
electronic key is within about 2.3 ft. (0.7 m)
of an outside door handle. (Only the doors
detecting the key can be operated.)
When opening the trunk
The system can be operated when the
electronic key is within about 2.3 ft. (0.7 m)
of the trunk release button.
When starting the engine or changing
engine switch modes
The system can be operated when the
electronic key is inside the vehicle. ■
Alarms and warning messages
An alarm sounds and warning messages
are displayed on the multi-information dis-
play to protect against unexpected acci-
dents or theft of the vehicle resulting from
erroneous operation. When a warning mes-
sage is displayed, take appropriate mea-
sures based on the displayed message.
( → P.428)
When only an alarm sounds, circumstances
and correction procedures are as follows.
●
When an exterior alarm sounds once for
5 secondsSmart access system with
push-button start The following operations can be
performed simply by carrying the
electronic key (including the card
key) on your person, for example in
your pocket. The driver should
always carry the electronic key.
 Locks and unlocks the doors
( → P.96)
 Opens the trunk ( → P.103)
 Starts the engine ( → P.160)
A
B
C
D A
B
C